Buggy code:
private static final char [ ] INT = "int" . toCharArray ( ) ; private static final char [ ] LONG = "long" . toCharArray ( ) ; private static final char [ ] SHORT = "short" . toCharArray ( ) ; private static final char [ ] VOID = "void" . toCharArray ( ) ; private static final char [ ] INIT = "<init>" . toCharArray ( ) ; private Util ( ) { } public static final String [ ] arrayConcat ( String [ ] first , String second ) { } private static int checkTypeSignature ( String sig , int start , int end , boolean allowVoid ) { } public static int combineHashCodes ( int hashCode1 , int hashCode2 ) { } public static int compare ( byte [ ] a , byte [ ] b ) { } public static int compare ( char [ ] str1 , char [ ] str2 ) { } public static String concat ( String s1 , char c , String s2 ) { } public static String concat ( String s1 , String s2 ) { } public static final String concatWith ( String [ ] array , char separator ) { } public static final String concatWith ( String [ ] array , String name , char separator ) { } public static String concat ( String s1 , String s2 , String s3 ) { } public static String convertTypeSignature ( char [ ] sig , int start , int length ) { } public static String defaultJavaExtension ( ) { } public static final String editedString ( String original , TextEdit edit ) { } public static final boolean endsWithIgnoreCase ( String str , String end ) { } public static boolean equalArrays ( Object [ ] a , Object [ ] b , int len ) { } public static boolean equalArraysOrNull ( int [ ] a , int [ ] b ) { } public static boolean equalArraysOrNull ( Object [ ] a , Object [ ] b ) { } public static boolean equalArraysOrNullSortFirst ( Util . Comparable [ ] a , Util . Comparable [ ] b ) { } public static boolean equalArraysOrNullSortFirst ( String [ ] a , String [ ] b ) { } public static boolean equalOrNull ( Object a , Object b ) { } public static boolean equalsIgnoreJavaLikeExtension ( String fileName , String string ) { } public static String extractLastName ( String qualifiedName ) { } public static String [ ] extractParameterTypes ( char [ ] sig ) { } public static String extractReturnType ( String sig ) { } private static IFile findFirstClassFile ( IFolder folder ) { } public static String findLineSeparator ( char [ ] text ) { } public static IClassFileAttribute getAttribute ( IClassFileReader classFileReader , char [ ] attributeName ) { } public static IClassFileAttribute getAttribute ( ICodeAttribute codeAttribute , char [ ] attributeName ) { } public static IClassFileAttribute getAttribute ( IFieldInfo fieldInfo , char [ ] attributeName ) { } public static IClassFileAttribute getAttribute ( IMethodInfo methodInfo , char [ ] attributeName ) { } public static char [ ] [ ] getJavaLikeExtensions ( ) { } public static long getJdkLevel ( Object targetLibrary ) { } public static String getNameWithoutJavaLikeExtension ( String fileName ) { } public static String getLineSeparator ( String text , IJavaProject project ) { } private static String getLineSeparator ( char [ ] text , char [ ] buffer ) { } public static int getParameterCount ( char [ ] sig ) { } public static String getProblemArgumentsForMarker ( String [ ] arguments ) { } public static String [ ] getProblemArgumentsFromMarker ( String argumentsString ) { } public static byte [ ] getResourceContentsAsByteArray ( IFile file ) throws JavaModelException { } public static char [ ] getResourceContentsAsCharArray ( IFile file ) throws JavaModelException { } public static char [ ] getResourceContentsAsCharArray ( IFile file , String encoding ) throws JavaModelException { IPath location = file . getLocation ( ) ; long length ; if ( location == null ) { try { URI locationURI = file . getLocationURI ( ) ; if ( locationURI == null ) throw new CoreException ( new Status ( IStatus . ERROR , JavaCore . PLUGIN_ID , Messages . bind ( Messages . file_notFound , file . getFullPath ( ) . toString ( ) ) ) ) ; length = EFS . getStore ( locationURI ) . fetchInfo ( ) . getLength ( ) ; } catch ( CoreException e ) { <START_BUG> throw new JavaModelException ( e ) ; <END_BUG> } } else { length = location . toFile ( ) . length ( ) ; } InputStream stream = null ; try { stream = file . getContents ( true ) ; } catch ( CoreException e ) { throw new JavaModelException ( e , IJavaModelStatusConstants . ELEMENT_DOES_NOT_EXIST ) ; } try { return org . eclipse . jdt . internal . compiler . util . Util . getInputStreamAsCharArray ( stream , ( ( int ) ( length ) ) , encoding ) ; } catch ( IOException e ) { throw new JavaModelException ( e , IJavaModelStatusConstants . IO_EXCEPTION ) ; } finally { try { stream . close ( ) ; } catch ( IOException e ) { } } } public static String getSignature ( Type type ) { } public static String getSourceAttachmentProperty ( IPath path ) throws JavaModelException { } private static QualifiedName getSourceAttachmentPropertyName ( IPath path ) { } public static void setSourceAttachmentProperty ( IPath path , String property ) { } public static String getDeclaringTypeSignature ( String key ) { } private static void getFullyQualifiedName ( Type type , StringBuffer buffer ) { } public static String [ ] getTrimmedSimpleNames ( String name ) { } public static int indexOfEnclosingPath ( IPath checkedPath , IPath [ ] paths , int pathCount ) { }

Fix:
throw new JavaModelException ( e , IJavaModelStatusConstants . ELEMENT_DOES_NOT_EXIST ) ;